Home / 73,261.02-109,891.80-17,857.02

Finding the Fourth Proportional to 73,261.02, 109,891.80 and 17,857.02

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Solution

The fourth proportional to 73,261.02, 109,891.80 and 17,857.02 is: 26,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,261.02 : 109,891.80 = 17,857.02 : x
  2. Step 2: Convert to fraction form
    73,261.02/109,891.80 = 17,857.02/x
  3. Step 3: Cross multiply
    73,261.02x = 109,891.80 × 17,857.02
  4. Step 4: Simplify right side
    73,261.02x = 1,962,340,070.44
  5. Step 5: Solve for x
    x = 1,962,340,070.44/73,261.02
  6. Step 6: Final answer
    x = 26,785.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.